APA (7th ed.) Citation

Sladen, W. P. (1891). A Monograph on the British Fossil Echinodermata from the Cretaceous Formations: The Asteroidea and Ophiuroidea. Cambridge University Press. https://doi.org/10.1017/CBO9781316146385

Chicago Style (17th ed.) Citation

Sladen, W. Percy. A Monograph on the British Fossil Echinodermata from the Cretaceous Formations: The Asteroidea and Ophiuroidea. Cambridge: Cambridge University Press, 1891. https://doi.org/10.1017/CBO9781316146385.

MLA (9th ed.) Citation

Sladen, W. Percy. A Monograph on the British Fossil Echinodermata from the Cretaceous Formations: The Asteroidea and Ophiuroidea. Cambridge University Press, 1891. https://doi.org/10.1017/CBO9781316146385.